Protocol for induction and study of DNA double-strand breaks in mammalian cells using PALM microdissection and expansion microscopy. - Luna-Maldonado F; Oliva-Rico D; López-Saavedra A; Arenas-Hernández A; Castro-Hernández C; Rodriguez Gatica JE; Pérez-Yepez EA; Díaz-Chávez J; Herrera LA (STAR protocols, 2025)